Enter a clue or pattern or both:
The Clue
Chits (4 letter answer)
The Answer
IOUS
Tags
Notes
The answer IOUS is common and appears about once every 225 puzzles.
Related Clues
Debts
Markers
Borrower's handouts
Creditor's collection
Debt chits
Evidence that one is short
Gamblers' letters
Notes of a sort
Slips in a pot
Things in pots
Alternatives to chips, say
Bettors' promises, e.g.
Papers in poker pots
Poker players' markers
Poor writer's scribblings?
Red state handouts?
Suffix with labor or victor
They indicate shyness
Definition
IOU as a noun:
1. an informal debt instrument; representing `I owe you'